... customized available 3.100% inspection 4.made to order Nonstandard Alloy Steel Tube Length: 5m the longestOutside diameter : 400mm the maximumInside ... Working, Broaching, Wire EDM, Laser Machining etc.Material Steel, Stainless Steel, Brass, Aluminum, Alloy, Copper, Bronze, Others (Inconel, Nickel etc.)Serving ... more information.TEL: 86-029-88888109 Precision Machining Nonstandard Alloy Steel Tube Pipe